// Based on R&F 50-17

Spring[] springs = new Spring[30];

void setup()
{
  size(400,600);
  smooth();

  // Construct springs at center horizontally, equally spaced vertically
  for (int i=0; i<springs.length; i++)
    springs[i] = new Spring(width/2, i*height/springs.length,10);
}

void draw()
{
  background(0);
  
  for (int i=0; i<springs.length; i++) springs[i].draw();
  
  // Recenter first spring at the mouse
  springs[0].update(mouseX,mouseY);
  // Recenter each following spring at preceding spring
  for (int i=1; i<springs.length; i++)
    springs[i].update(springs[i-1].x, springs[i-1].y);
}


// START NO NOTES
// code used to capture screenshots
void keyReleased() {
  if(key == '`' && !online) save("sketch.png");
}